Table 1.
Adolescent cannabis use | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Overall | Never | 1–10 times | 11–50 times | >50 times | ||||||
n | % | n | % | n | % | n | % | n | % | |
42 240 | 100 | 38 506 | 91.16 | 2515 | 5.95 | 603 | 1.43 | 616 | 1.46 | |
Childhood/adolescence | ||||||||||
Parental SEP | ||||||||||
Non‐manual occupation | 18 142 | 42.95 | 16 417 | 42.63 | 1170 | 46.52 | 291 | 48.26 | 264 | 42.86 |
Manual occupation | 23 210 | 54.95 | 21 286 | 55.28 | 1294 | 51.45 | 297 | 49.25 | 333 | 54.06 |
No occupation | 888 | 2.10 | 803 | 2.09 | 51 | 2.03 | 15 | 2.49 | 19 | 3.08 |
Divorced parents | 4285 | 10.14 | 3556 | 9.23 | 443 | 17.61 | 129 | 21.39 | 157 | 25.49 |
Contact with police or childcare authorities | 11 727 | 27.76 | 9683 | 25.15 | 1207 | 47.99 | 377 | 62.52 | 460 | 74.68 |
IQ (1–9) | 5.40a | 2.05b | 5.36a | 2.06b | 5.84a | 1.84b | 5.62a | 1.84b | 5.48a | 1.84b |
Social maturity (1–5) | 3.10a | 0.87b | 3.13a | 0.86b | 3.01a | 0.92b | 2.67a | 1.00b | 2.20a | 0.93b |
Psychiatric diagnosis | 4855 | 11.49 | 3864 | 10.03 | 451 | 17.93 | 202 | 33.50 | 338 | 54.87 |
Cigarette smoking | ||||||||||
None | 17 859 | 42.28 | 17 367 | 45.10 | 373 | 14.83 | 73 | 12.11 | 46 | 7.47 |
1–10 cigarettes/day | 13 501 | 31.96 | 12 211 | 31.71 | 929 | 36.94 | 179 | 29.68 | 182 | 29.55 |
>10 cigarettes/day | 10 880 | 25.76 | 8928 | 23.19 | 1213 | 48.23 | 351 | 58.21 | 388 | 62.99 |
Risky alcohol use | 5334 | 12.63 | 4148 | 10.77 | 669 | 26.60 | 230 | 38.14 | 287 | 46.59 |
Illicit drug use | ||||||||||
None | 40 956 | 96.96 | 38 380 | 99.67 | 2147 | 85.37 | 303 | 50.25 | 126 | 20.45 |
Yes | 1049 | 2.48 | 124 | 0.32 | 330 | 13.12 | 244 | 40.46 | 351 | 56.98 |
Yes, injected | 235 | 0.56 | 2 | 0.01 | 38 | 1.51 | 56 | 9.29 | 139 | 22.56 |
Adulthood | ||||||||||
Level of education | ||||||||||
Tertiary education | 11 691 | 27.68 | 10 637 | 27.62 | 777 | 30.89 | 153 | 25.37 | 124 | 20.13 |
Secondary education | 19 487 | 46.13 | 17 616 | 45.75 | 1239 | 49.26 | 308 | 51.08 | 324 | 52.60 |
Primary education | 11 062 | 26.19 | 10 253 | 26.63 | 499 | 19.84 | 142 | 23.55 | 168 | 27.27 |
Psychiatric disorder | 1806 | 4.28 | 1529 | 3.97 | 145 | 5.77 | 55 | 9.12 | 77 | 12.50 |
Drug‐related disorder | 167 | 0.40 | 89 | 0.23 | 34 | 1.35 | 16 | 2.65 | 28 | 4.55 |
Mean;
standard deviation; SEP = socio‐economic position.